Ive tried both and way prefer P90x. Tonys moves all have purpose and so many from Autumn seemed like fluff fillers. I felt totally ridiculous for the first time since high school trying to exercise! Also I lost 40 pounds and got totally ripped and felt amazing from p90x all at home, on my own after my first child. I LOVE it

I've done both programs and enjoyed them, but I think 21 Day Fix is much better for beginners or people looking to get back in shape because it covers both diet and exercise. Diet is always the toughest part for me, so having a plan to follow was a big help for me personally.

If you're really on the fence you should take them up on one of the free trials for Beachbody on demand and see how you feel: